43 CFR §45.10

1. (a)Individuals. A party who is an individual may either represent himself or herself in the hearing process under this subpart or authorize an attorney to represent him or her.
2. (b)Organizations. A party that is an organization or other entity may authorize one of the following to represent it:
   1. (1)An attorney;
   2. (2)A partner, if the entity is a partnership;
   3. (3)An officer or agent, if the entity is a corporation, association, or unincorporated organization;
   4. (4)A receiver, administrator, executor, or similar fiduciary, if the entity is a receivership, trust, or estate; or
   5. (5)An elected or appointed official or an employee, if the entity is a Federal, State, Tribal, county, district, territorial, or local government or component.
3. (c)Appearance. An individual representing himself or herself and any other representative must file a notice of appearance. The notice must:
   1. (1)Meet the form and content requirements for documents under § 45.11;
   2. (2)Include the name and address of the party on whose behalf the appearance is made;
   3. (3)If the representative is an attorney, include a statement that he or she is a member in good standing of the bar of the highest court of a state, the District of Columbia, or any territory or commonwealth of the United States (identifying which one); and
   4. (4)If the representative is not an attorney, include a statement explaining his or her authority to represent the entity.
4. (d)Lead representative. If a party has more than one representative, the ALJ may require the party to designate a lead representative for service of documents under § 45.13.
5. (e)Disqualification. The ALJ may disqualify any representative for misconduct or other good cause.